Home / 8,167.02-11,271.26-4,630.45

Finding the Fourth Proportional to 8,167.02, 11,271.26 and 4,630.45

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Solution

The fourth proportional to 8,167.02, 11,271.26 and 4,630.45 is: 6,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.02 : 11,271.26 = 4,630.45 : x
  2. Step 2: Convert to fraction form
    8,167.02/11,271.26 = 4,630.45/x
  3. Step 3: Cross multiply
    8,167.02x = 11,271.26 × 4,630.45
  4. Step 4: Simplify right side
    8,167.02x = 52,191,005.87
  5. Step 5: Solve for x
    x = 52,191,005.87/8,167.02
  6. Step 6: Final answer
    x = 6,390.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.